Cheap flights from Ireland to Washington, D.C. from $368

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Washington, D.C. departing on 9/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ireland to Washington, D.C.

Recent round-trip flight deals from Ireland to Washington, D.C.

KLM Logo
1:15 pm - 11:41 pmDUB-DCA
15h 26m1 stop
KLM Logo
4:45 pm - 10:45 amDCA-DUB
13h 00m1 stop
$503KLM
Find Deal
vie., sep. 5 - dom., sep. 14
Delta Logo
5:55 am - 7:40 pmDUB-DCA
17h 45m2 stops
Delta Logo
4:50 pm - 9:20 amDCA-DUB
11h 30m1 stop
$514Delta
Find Deal
jue., oct. 30 - mar., nov. 4
Delta Logo
5:55 am - 7:40 pmDUB-DCA
17h 45m2 stops
Delta Logo
10:20 am - 7:45 amDCA-DUB
16h 25m2 stops
$516Delta
Find Deal
jue., oct. 30 - mar., nov. 4
United Airlines Logo
9:00 am - 8:55 amDUB-DCA
28h 55m1 stop
United Airlines Logo
7:00 pm - 9:55 amDCA-DUB
9h 55m1 stop
$520United Airlines
Find Deal
sáb., nov. 22 - dom., nov. 23
American Airlines Logo
8:30 am - 7:59 pmDUB-DCA
16h 29m2 stops
American Airlines Logo
6:20 pm - 12:45 pmDCA-DUB
14h 25m2 stops
$524American Airlines
Find Deal
mié., oct. 22 - sáb., nov. 1
British Airways Logo
10:55 am - 11:07 pmDUB-DCA
17h 12m2 stops
British Airways Logo
7:45 pm - 4:20 pmDCA-DUB
15h 35m2 stops
$526British Airways
Find Deal
mié., sep. 17 - sáb., sep. 27
British Airways Logo
12:45 pm - 11:26 pmDUB-DCA
15h 41m2 stops
British Airways Logo
1:30 pm - 9:40 amDCA-DUB
15h 10m2 stops
$530British Airways
Find Deal
jue., sep. 18 - lun., sep. 29
American Airlines Logo
12:40 pm - 12:59 amDUB-DCA
17h 19m1 stop
American Airlines Logo
6:20 pm - 3:00 pmDCA-DUB
16h 40m2 stops
$534American Airlines
Find Deal
vie., oct. 24 - sáb., nov. 1
 Logo
11:00 am - 6:33 pmDUB-DCA
12h 33m1 stop
 Logo
5:00 pm - 9:15 amDCA-DUB
11h 15m1 stop
mar., oct. 7 - lun., oct. 13
 Logo
10:00 am - 5:59 pmDUB-DCA
12h 59m1 stop
 Logo
5:00 pm - 9:15 amDCA-DUB
11h 15m1 stop
vie., sep. 5 - dom., sep. 14

JetBlue flights from Ireland to Washington, D.C. Reagan-National Airport

Our best JetBlue deals on Ireland to Washington, D.C. Reagan-National Airport flight tickets
JetBlue
Sep 1
DUB10:40 amDublin
26h 23m
1 stop
DCA8:03 amWashington, D.C. Reagan-National
Sep 7
DCA6:59 pmWashington, D.C. Reagan-National
9h 01m
1 stop
DUB9:00 amDublin
JetBlue
Sep 1
DUB10:40 amDublin
26h 23m
1 stop
DCA8:03 amWashington, D.C. Reagan-National
Sep 10
DCA5:55 pmWashington, D.C. Reagan-National
9h 25m
1 stop
DUB8:20 amDublin
JetBlue
Sep 21
DUB11:30 amDublin
16h 26m
1 stop
DCA10:56 pmWashington, D.C. Reagan-National
Sep 29
DCA5:55 pmWashington, D.C. Reagan-National
10h 05m
1 stop
DUB9:00 amDublin

Delta flights from Ireland to Washington, D.C. Reagan-National Airport

Our best Delta deals on Ireland to Washington, D.C. Reagan-National Airport flight tickets
Delta
Oct 30
DUB5:55 amDublin
17h 45m
2 stops
DCA7:40 pmWashington, D.C. Reagan-National
Nov 4
DCA4:50 pmWashington, D.C. Reagan-National
11h 30m
1 stop
DUB9:20 amDublin
Delta
Oct 30
DUB5:55 amDublin
17h 45m
2 stops
DCA7:40 pmWashington, D.C. Reagan-National
Nov 4
DCA10:20 amWashington, D.C. Reagan-National
16h 25m
2 stops
DUB7:45 amDublin
Delta
Oct 28
DUB8:50 amDublin
17h 29m
2 stops
DCA10:19 pmWashington, D.C. Reagan-National
Nov 13
DCA12:59 pmWashington, D.C. Reagan-National
14h 46m
2 stops
DUB8:45 amDublin

momondo Fare Finder

 
Customize your flight search to find flights from Ireland to Washington, D.C. Reagan-National Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated agosto 4, 2025.
Use the filters below to find and compare flights from Ireland to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

vie. 9/5

1:15 pm-11:41 pm

1 stop15h 26m

Washington, D.C. Reagan-National

dom. 9/14

4:45 pm-10:45 am

1 stop13h 00m

$503

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

jue. 10/30

5:55 am-7:40 pm

2 stops17h 45m

Washington, D.C. Reagan-National

mar. 11/4

4:50 pm-9:20 am

1 stop11h 30m

$514

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

jue. 10/30

5:55 am-7:40 pm

2 stops17h 45m

Washington, D.C. Reagan-National

mar. 11/4

10:20 am-7:45 am

2 stops16h 25m

$516

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

sáb. 11/22

9:00 am-8:55 am

1 stop28h 55m

Washington, D.C. Reagan-National

dom. 11/23

7:00 pm-9:55 am

1 stop9h 55m

$520

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

mié. 10/22

8:30 am-7:59 pm

2 stops16h 29m

Washington, D.C. Reagan-National

sáb. 11/1

6:20 pm-12:45 pm

2 stops14h 25m

$524

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

mié. 9/17

10:55 am-11:07 pm

2 stops17h 12m

Washington, D.C. Reagan-National

sáb. 9/27

7:45 pm-4:20 pm

2 stops15h 35m

$526

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

jue. 9/18

12:45 pm-11:26 pm

2 stops15h 41m

Washington, D.C. Reagan-National

lun. 9/29

1:30 pm-9:40 am

2 stops15h 10m

$530

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

vie. 10/24

12:40 pm-12:59 am

1 stop17h 19m

Washington, D.C. Reagan-National

sáb. 11/1

6:20 pm-3:00 pm

2 stops16h 40m

$534

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

mar. 10/7

11:00 am-6:33 pm

1 stop12h 33m

Washington, D.C. Reagan-National

lun. 10/13

5:00 pm-9:15 am

1 stop11h 15m

$536

DublinWashington, D.C.

DUB - DCA

DUBDCA

Dublin

vie. 9/5

10:00 am-5:59 pm

1 stop12h 59m

Washington, D.C. Reagan-National

dom. 9/14

5:00 pm-9:15 am

1 stop11h 15m

$537

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Ireland to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Ireland to Washington, D.C. Reagan-National?

WestJet, JetBlue, and Scandinavian Airlines are the most popular carriers operating from Ireland to Washington, D.C. Reagan-National

Cheap Ireland to Washington, D.C. Reagan-National Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Washington, D.C. Reagan-National Airport

Best Price Found

$368

Fastest flight time

10h 26m

Direct flights

None
The best one-way flight to Washington, D.C. Reagan-National Airport from Ireland in the past 72 hours is $368. The best round-trip flight deal from Ireland to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $503.
The fastest flight from Ireland to Washington, D.C. Reagan-National Airport takes 10h 26m
There are no direct flights from Ireland to Washington, D.C. Reagan-National Airport. Popular non-direct route for this connection is Dublin Airport - Washington, D.C. Reagan-National Airport.

  • When did momondo last update prices for flights from Ireland to Washington, D.C. Reagan-National Airport?

    Prices for flights from Ireland to Washington, D.C. Reagan-National Airport are updated daily.

  • How old do you have to be to fly from Ireland to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ireland to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Gettysburg
Arlington
National Harbor
Woodbridge
Laurel
Silver Spring
Tysons
Waldorf
Fredericksburg
Colonial Beach
Manassas
Rockville
Towson
Gaithersburg
Fairfax
Reston
Glen Burnie
Linthicum Heights
Springfield

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Ireland.

Can I find flights from Ireland to Washington, D.C. with flexible booking policies on momondo?

Flights from Ireland to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ireland to Washington, D.C.?

momondo helps you find the best flight between Ireland and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ireland to Washington, D.C. right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Ireland and alert you when they change.


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1 adult
sáb. 8/9
sáb. 8/16

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